From 9befed193ae828c2b58390e8c0efafdab37f45b8 Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Sat, 6 Sep 2008 14:59:48 +0000
Subject: [PATCH] cbi: Increare responsiveness of "Save & Apply"

---
 i18n/english/luasrc/i18n/cbi.en.lua |  1 +
 i18n/english/luasrc/i18n/cbi.en.xml |  1 +
 i18n/german/luasrc/i18n/cbi.de.lua  |  1 +
 i18n/german/luasrc/i18n/cbi.de.xml  |  2 ++
 libs/cbi/luasrc/cbi.lua             | 19 ++++++++++++++++++-
 libs/cbi/luasrc/view/cbi/map.htm    | 13 +++++++++++++
 6 files changed, 36 insertions(+), 1 deletion(-)

diff --git a/i18n/english/luasrc/i18n/cbi.en.lua b/i18n/english/luasrc/i18n/cbi.en.lua
index d302ee52a..42f93d4cc 100644
--- a/i18n/english/luasrc/i18n/cbi.en.lua
+++ b/i18n/english/luasrc/i18n/cbi.en.lua
@@ -11,3 +11,4 @@ cbi_sectempty = 'This section contains no values yet'
 cbi_manual = '-- custom --'
 cbi_select = '-- Please choose --'
 cbi_gorel = 'Go to relevant configuration page'
+cbi_applying = 'Applying changes'
diff --git a/i18n/english/luasrc/i18n/cbi.en.xml b/i18n/english/luasrc/i18n/cbi.en.xml
index 89484e4ae..4766ad155 100644
--- a/i18n/english/luasrc/i18n/cbi.en.xml
+++ b/i18n/english/luasrc/i18n/cbi.en.xml
@@ -15,5 +15,6 @@
 <i18n:msg xml:id="cbi_manual">-- custom --</i18n:msg>
 <i18n:msg xml:id="cbi_select">-- Please choose --</i18n:msg>
 <i18n:msg xml:id="cbi_gorel">Go to relevant configuration page</i18n:msg>
+<i18n:msg xml:id="cbi_applying">Applying changes</i18n:msg>
 
 </i18n:msgs>
diff --git a/i18n/german/luasrc/i18n/cbi.de.lua b/i18n/german/luasrc/i18n/cbi.de.lua
index a8d68244e..9e6907537 100644
--- a/i18n/german/luasrc/i18n/cbi.de.lua
+++ b/i18n/german/luasrc/i18n/cbi.de.lua
@@ -10,3 +10,4 @@ cbi_sectempty = 'Diese Sektion enthält noch keine Einträge'
 cbi_manual = '-- benutzerdefiniert --'
 cbi_select = '-- Bitte auswählen --'
 cbi_gorel = 'Gehe zu relevanter Konfigurationsseite'
+cbi_applying = 'Änderungen werden angewandt'
diff --git a/i18n/german/luasrc/i18n/cbi.de.xml b/i18n/german/luasrc/i18n/cbi.de.xml
index dd37f2f49..c989f8d8d 100644
--- a/i18n/german/luasrc/i18n/cbi.de.xml
+++ b/i18n/german/luasrc/i18n/cbi.de.xml
@@ -14,4 +14,6 @@
 <i18n:msg xml:id="cbi_manual">-- benutzerdefiniert --</i18n:msg>
 <i18n:msg xml:id="cbi_select">-- Bitte auswählen --</i18n:msg>
 <i18n:msg xml:id="cbi_gorel">Gehe zu relevanter Konfigurationsseite</i18n:msg>
+<i18n:msg xml:id="cbi_applying">Änderungen werden angewandt</i18n:msg>
+
 </i18n:msgs>
diff --git a/libs/cbi/luasrc/cbi.lua b/libs/cbi/luasrc/cbi.lua
index b00ccf8d2..09ba553ec 100644
--- a/libs/cbi/luasrc/cbi.lua
+++ b/libs/cbi/luasrc/cbi.lua
@@ -211,6 +211,7 @@ function Map.__init__(self, config, ...)
 	self.config = config
 	self.parsechain = {self.config}
 	self.template = "cbi/map"
+	self.apply_on_parse = nil
 	self.uci = uci.cursor()
 	self.save = true
 	if not self.uci:load(self.config) then
@@ -252,7 +253,14 @@ function Map.parse(self, ...)
 				-- Refresh data because commit changes section names
 				self.uci:load(config)
 			end
-			self.uci:apply(self.parsechain)
+			if self.apply_on_parse then
+				self.uci:apply(self.parsechain)
+			else
+				self._apply = function()
+					local cmd = self.uci:apply(self.parsechain, true)
+					return io.popen(cmd)
+				end
+			end
 
 			-- Reparse sections
 			Node.parse(self, ...)
@@ -264,6 +272,15 @@ function Map.parse(self, ...)
 	end
 end
 
+function Map.render(self, ...)
+	Node.render(self, ...)
+	if self._apply then
+		local fp = self._apply()
+		fp:read("*a")
+		fp:close()
+	end
+end
+
 -- Creates a child section
 function Map.section(self, class, ...)
 	if instanceof(class, AbstractSection) then
diff --git a/libs/cbi/luasrc/view/cbi/map.htm b/libs/cbi/luasrc/view/cbi/map.htm
index e29b4fc74..e61f8543a 100644
--- a/libs/cbi/luasrc/view/cbi/map.htm
+++ b/libs/cbi/luasrc/view/cbi/map.htm
@@ -16,6 +16,19 @@ $Id$
 <div class="cbi-map" id="cbi-<%=self.config%>">
 	<h1><%=self.title%></h1>
 	<div class="cbi-map-descr"><%=self.description%></div>
+	<%- if self._apply then -%><code><%:cbi_applying%>:
+	
+		<% 
+			local fp = self._apply()
+			self._apply = nil
+			local line = fp:read()
+			while line do
+				write(line)
+				line = fp:read()
+			end
+			fp:close()
+		-%>
+	</code><%- end -%>
 	<%- self:render_children() %>
 	<br />
 </div>
-- 
2.25.1